Based on the latest available information, the International Selkirk Loop boat ramp in Ione, Washington is a concrete boat ramp that is 20 feet wide. It provides access to the Pend Oreille River, located in northeastern Washington. This boat ramp is suitable for launching small boats and watercraft, including canoes, kayaks, and fishing boats.

The International Selkirk Loop boat ramp is managed by the Washington Department of Fish and Wildlife, which offers additional information on its website. According to the website, the Pend Oreille River is home to a variety of coldwater fish species, including rainbow trout, cutthroat trout, and kokanee salmon. Anglers can also catch warmwater species such as bass, walleye, and northern pike.

It is important to note that regulations and access to this boat ramp may change over time, so it is always best to check with local authorities or visit official websites for the most up-to-date information.